| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-456-2316 (014562316) |
| NCB Code | USA (01) |
| Manufacturer | Lawler Manufacturing Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 3375 | lawler manufacturing inc | seat valve | RFQ |
| 1661-D PC19 | lawler manufacturing inc | seat valve | RFQ |
| 1661-D PART 1661-D-19 | lawler manufacturing inc | seat valve | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| CQJX | Nominal Thread Size | 1.500 INCHES SINGLE THREADED PORTION |
| AJRF | Flange Seat To Disk End Height | 0.188 INCHES NOMINAL |
| AASA | Thread Length | 0.250 INCHES NOMINAL SINGLE THREADED PORTION |
| AGAV | End Item Identification | NIMITZ CLASS CVN |
| STYL | Style Designator | THREADED FLANGED |
| THSD | Thread Series Designator | UNEF SINGLE THREADED PORTION |
| FEAT | Special Features | 4 LUGS; TEMPERATURE REGULATING VALVE TYPE S, SZ 1.250 IN.; LOWER SEAT |
| MRC | Decoded Requirement | Clear Text Reply |
| MATT | Material | COPPER ALLOY SEAT |
| AJSG | Seat Angle In Deg | 30.000 NOMINAL |
| AAJD | Thread Class | 2A SINGLE THREADED PORTION |
| AJRM | Under Flange Height | 0.250 INCHES NOMINAL |
| CQKM | Seating Surface Shape | ANGULAR |
| ABKK | Flange Diameter | 1.625 INCHES NOMINAL |
| ADAS | Body Inside Diameter | 1.125 INCHES NOMINAL |
| Relevant Components for NSN - 4820-01-456-2316, 4820014562316 | ||||
| 4820-00-405-2314 (4820004052314) | 4820-01-644-7717 (4820016447717) | 4820-00-138-5801 (4820001385801) | 4820-01-478-3615 (4820014783615) | |
| 4810-01-231-9665 (4810012319665) | 4810-01-463-1795 (4810014631795) | 4820-01-270-4213 (4820012704213) | 4820-01-482-5390 (4820014825390) | |
| 4810-01-574-6488 (4810015746488) | 4820-01-375-3688 (4820013753688) | 4810-01-486-6370 (4810014866370) | 4820-01-562-8058 (4820015628058) | |
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